256901952

素因数分解:

$2^6\times 3^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:153

約数の個数: 168

約数和(自身を含む): 739806496

約数和(自身を除く): 482904544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 37, 43, 48, 58, 64, 74, 86, 87, 96, 111, 116, 129, 148, 172, 174, 192, 222, 232, 258, 296, 344, 348, 444, 464, 516, 592, 688, 696, 841, 888, 928, 1032, 1073, 1184, 1247, 1376, 1392, 1591, 1682, 1776, 1856, 2064, 2146, 2368, 2494, 2523, 2752, 2784, 3182, 3219, 3364, 3552, 3741, 4128, 4292, 4773, 4988, 5046, 5568, 6364, 6438, 6728, 7104, 7482, 8256, 8584, 9546, 9976, 10092, 12728, 12876, 13456, 14964, 17168, 19092, 19952, 20184, 25456, 25752, 26912, 29928, 31117, 34336, 36163, 38184, 39904, 40368, 46139, 50912, 51504, 53824, 59856, 62234, 68672, 72326, 76368, 79808, 80736, 92278, 93351, 101824, 103008, 108489, 119712, 124468, 138417, 144652, 152736, 161472, 184556, 186702, 206016, 216978, 239424, 248936, 276834, 289304, 305472, 369112, 373404, 433956, 497872, 553668, 578608, 738224, 746808, 867912, 995744, 1107336, 1157216, 1338031, 1476448, 1493616, 1735824, 1991488, 2214672, 2314432, 2676062, 2952896, 2987232, 3471648, 4014093, 4429344, 5352124, 5974464, 6943296, 8028186, 8858688, 10704248, 16056372, 21408496, 32112744, 42816992, 64225488, 85633984, 128450976, 256901952]

約数ペア:

[(1, 256901952), (2, 128450976), (3, 85633984), (4, 64225488), (6, 42816992), (8, 32112744), (12, 21408496), (16, 16056372), (24, 10704248), (29, 8858688), (32, 8028186), (37, 6943296), (43, 5974464), (48, 5352124), (58, 4429344), (64, 4014093), (74, 3471648), (86, 2987232), (87, 2952896), (96, 2676062), (111, 2314432), (116, 2214672), (129, 1991488), (148, 1735824), (172, 1493616), (174, 1476448), (192, 1338031), (222, 1157216), (232, 1107336), (258, 995744), (296, 867912), (344, 746808), (348, 738224), (444, 578608), (464, 553668), (516, 497872), (592, 433956), (688, 373404), (696, 369112), (841, 305472), (888, 289304), (928, 276834), (1032, 248936), (1073, 239424), (1184, 216978), (1247, 206016), (1376, 186702), (1392, 184556), (1591, 161472), (1682, 152736), (1776, 144652), (1856, 138417), (2064, 124468), (2146, 119712), (2368, 108489), (2494, 103008), (2523, 101824), (2752, 93351), (2784, 92278), (3182, 80736), (3219, 79808), (3364, 76368), (3552, 72326), (3741, 68672), (4128, 62234), (4292, 59856), (4773, 53824), (4988, 51504), (5046, 50912), (5568, 46139), (6364, 40368), (6438, 39904), (6728, 38184), (7104, 36163), (7482, 34336), (8256, 31117), (8584, 29928), (9546, 26912), (9976, 25752), (10092, 25456), (12728, 20184), (12876, 19952), (13456, 19092), (14964, 17168)]